qwc2
Version:
QGIS Web Client
264 lines • 14.7 kB
JavaScript
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function _slicedToArray(r, e) { return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; }
function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t["return"] && (u = t["return"](), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(r) { if (Array.isArray(r)) return r; }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }
function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
function _callSuper(t, o, e) { return o = _getPrototypeOf(o), _possibleConstructorReturn(t, _isNativeReflectConstruct() ? Reflect.construct(o, e || [], _getPrototypeOf(t).constructor) : o.apply(t, e)); }
function _possibleConstructorReturn(t, e) { if (e && ("object" == _typeof(e) || "function" == typeof e)) return e; if (void 0 !== e) throw new TypeError("Derived constructors may only return object or undefined"); return _assertThisInitialized(t); }
function _assertThisInitialized(e) { if (void 0 === e) throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); return e; }
function _isNativeReflectConstruct() { try { var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); } catch (t) {} return (_isNativeReflectConstruct = function _isNativeReflectConstruct() { return !!t; })(); }
function _getPrototypeOf(t) { return _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function (t) { return t.__proto__ || Object.getPrototypeOf(t); }, _getPrototypeOf(t); }
function _inherits(t, e) { if ("function" != typeof e && null !== e) throw new TypeError("Super expression must either be null or a function"); t.prototype = Object.create(e && e.prototype, { constructor: { value: t, writable: !0, configurable: !0 } }), Object.defineProperty(t, "prototype", { writable: !1 }), e && _setPrototypeOf(t, e); }
function _setPrototypeOf(t, e) { return _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function (t, e) { return t.__proto__ = e, t; }, _setPrototypeOf(t, e); }
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
/**
* Copyright 2015 GeoSolutions Sas
* Copyright 2016-2024 Sourcepole AG
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree.
*/
import React from 'react';
import { connect } from 'react-redux';
import ol from 'openlayers';
import PropTypes from 'prop-types';
import { refreshLayer, setLayerLoading } from '../../actions/layers';
import { zoomToExtent } from '../../actions/map';
import LayerUtils from '../../utils/LayerUtils';
import MapUtils from '../../utils/MapUtils';
import Signal from '../../utils/Signal';
import LayerRegistry from './layers/index';
export var OlLayerAdded = new Signal();
export var OlLayerUpdated = new Signal();
var OlLayer = /*#__PURE__*/function (_React$Component) {
function OlLayer(props) {
var _this;
_classCallCheck(this, OlLayer);
_this = _callSuper(this, OlLayer, [props]);
_defineProperty(_this, "makeOptions", function (options) {
var _options$opacity, _options$visibility;
var projection = options.srs || options.crs || options.projection || _this.props.projection;
return _objectSpread(_objectSpread({}, options), {}, {
projection: projection,
opacity: (_options$opacity = options.opacity) !== null && _options$opacity !== void 0 ? _options$opacity : 255,
visibility: (_options$visibility = options.visibility) !== null && _options$visibility !== void 0 ? _options$visibility : true,
minResolution: typeof options.minScale === 'number' ? MapUtils.getResolutionsForScales([options.minScale], projection)[0] : undefined,
maxResolution: typeof options.maxScale === 'number' ? MapUtils.getResolutionsForScales([options.maxScale], projection)[0] : undefined
});
});
_defineProperty(_this, "createLayer", function (options) {
if (options.type === 'group') {
_this.layer = new ol.layer.Group({
zIndex: _this.props.zIndex
});
_this.layer.setLayers(new ol.Collection(options.items.map(function (item) {
var layerCreator = LayerRegistry[item.type];
if (layerCreator) {
var sublayer = layerCreator.create(_this.makeOptions(item), _this.props.map);
sublayer.set('id', options.id + "#" + item.name);
return sublayer;
} else {
return null;
}
}).filter(function (x) {
return x;
})));
} else {
var layerCreator = LayerRegistry[options.type];
if (layerCreator) {
_this.layer = layerCreator.create(options, _this.props.map);
}
}
if (_this.layer) {
_this.layer.set('id', options.id);
// WMS layer handles visibility and opacity internally
if (options.type !== "wms") {
_this.layer.setVisible(_this.layer.get("empty") !== true && options.visibility);
_this.layer.setOpacity(options.opacity / 255.0);
}
_this.layer.setZIndex(_this.props.zIndex);
_this.addLayer(_this.layer, options);
var refreshInterval = LayerUtils.getLayerRefreshInterval(options);
if (refreshInterval > 0 && options.visibility) {
_this.updateInterval = setInterval(function () {
_this.props.refreshLayer(function (layer) {
return layer.id === options.id;
});
}, refreshInterval);
}
}
});
_defineProperty(_this, "updateLayer", function (newOptions, oldOptions) {
// optimization to avoid to update the layer if not necessary
if (newOptions === oldOptions) {
return;
}
var layerCreator = LayerRegistry[_this.props.options.type];
if (layerCreator && layerCreator.update) {
layerCreator.update(_this.layer, newOptions, oldOptions, _this.props.map);
OlLayerUpdated.notify(_this.layer);
}
var oldRefreshInterval = LayerUtils.getLayerRefreshInterval(oldOptions);
var newRefreshInterval = LayerUtils.getLayerRefreshInterval(newOptions);
if (oldRefreshInterval !== newRefreshInterval || oldOptions.visibility !== newOptions.visibility) {
clearInterval(_this.updateInterval);
_this.updateInterval = null;
if (newRefreshInterval && newOptions.visibility) {
_this.updateInterval = setInterval(function () {
_this.props.refreshLayer(function (layer) {
return layer.id === newOptions.id;
});
}, newRefreshInterval);
}
}
});
_defineProperty(_this, "addLayer", function (layer, options) {
_this.props.map.addLayer(layer);
OlLayerAdded.notify(layer);
layer.on('prerender', function (event) {
var ctx = event.context;
ctx.save();
ctx.beginPath();
if (_this.props.swipe !== null && _this.props.swipe !== undefined) {
var width = ctx.canvas.width * (_this.props.swipe / 100);
ctx.rect(0, 0, width, ctx.canvas.height);
ctx.clip();
}
});
layer.on('postrender', function (event) {
event.context.restore();
});
if (options.zoomToExtent && options.bbox && options.bbox.bounds) {
_this.props.zoomToExtent(options.bbox.bounds, options.bbox.crs);
}
var sublayers = {};
if (layer instanceof ol.layer.Group) {
layer.getLayers().forEach(function (sublayer) {
sublayers[options.id + "#" + sublayer.get('id')] = sublayer;
});
} else {
sublayers[options.id] = layer;
}
Object.entries(sublayers).map(function (_ref) {
var _ref2 = _slicedToArray(_ref, 2),
id = _ref2[0],
sublayer = _ref2[1];
if (sublayer.getSource() && sublayer.getSource().getImageLoadFunction) {
sublayer.getSource().on('imageloadstart', function () {
_this.props.setLayerLoading(id, true);
});
sublayer.getSource().on('imageloadend', function () {
_this.props.setLayerLoading(id, false);
});
sublayer.getSource().on('imageloaderror', function () {
_this.props.setLayerLoading(id, false);
});
} else if (sublayer.getSource() && sublayer.getSource().getTileLoadFunction) {
sublayer.getSource().on('tileloadstart', function () {
if (_this.tilestoload === 0) {
_this.props.setLayerLoading(id, true);
}
_this.tilestoload++;
});
sublayer.getSource().on('tileloadend', function () {
_this.tilestoload--;
if (_this.tilestoload === 0) {
_this.props.setLayerLoading(id, false);
}
});
sublayer.getSource().on('tileloaderror', function () {
_this.tilestoload--;
if (_this.tilestoload === 0) {
_this.props.setLayerLoading(id, false);
}
});
} else if (sublayer.getSource() && sublayer.getSource() instanceof ol.source.Vector && sublayer.getSource().getUrl()) {
sublayer.getSource().on('featuresloadstart', function () {
_this.props.setLayerLoading(id, true);
});
sublayer.getSource().on('featuresloadend', function () {
_this.props.setLayerLoading(id, false);
});
sublayer.getSource().on('featuresloaderror', function () {
_this.props.setLayerLoading(id, false);
});
}
});
});
_this.layer = null;
_this.updateInterval = null;
return _this;
}
_inherits(OlLayer, _React$Component);
return _createClass(OlLayer, [{
key: "componentDidMount",
value: function componentDidMount() {
this.tilestoload = 0;
this.createLayer(this.makeOptions(this.props.options));
}
}, {
key: "componentDidUpdate",
value: function componentDidUpdate(prevProps) {
if (!this.layer) {
return;
}
var newOptions = this.makeOptions(this.props.options);
var oldOptions = this.makeOptions(prevProps.options);
this.updateLayer(newOptions, oldOptions);
// WMS layer handles visibility and opacity internally
if (newOptions.type !== "wms") {
this.layer.setVisible(newOptions.visibility);
this.layer.setOpacity(newOptions.opacity / 255.0);
}
this.layer.setZIndex(this.props.zIndex);
if (this.props.swipe !== prevProps.swipe) {
this.props.map.render();
}
}
}, {
key: "componentWillUnmount",
value: function componentWillUnmount() {
if (this.layer && this.props.map) {
this.props.map.removeLayer(this.layer);
}
clearInterval(this.updateInterval);
}
}, {
key: "render",
value: function render() {
var layerCreator = LayerRegistry[this.props.options.type];
if (layerCreator && layerCreator.render) {
// NOTE: required for Google Maps layer
return layerCreator.render(this.props.options, this.props.map, this.layer);
}
return null;
}
}]);
}(React.Component);
_defineProperty(OlLayer, "propTypes", {
map: PropTypes.object,
options: PropTypes.object,
projection: PropTypes.string,
refreshLayer: PropTypes.func,
setLayerLoading: PropTypes.func,
swipe: PropTypes.number,
zIndex: PropTypes.number,
zoomToExtent: PropTypes.func
});
export default connect(function () {
return {};
}, {
setLayerLoading: setLayerLoading,
refreshLayer: refreshLayer,
zoomToExtent: zoomToExtent
})(OlLayer);